Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=4daa1b87992ff210c19a6347cabde22335667004
Commit: 4daa1b87992ff210c19a6347cabde22335667004
Parent: 742ba02a51c8d0bf5446b154531179760c1ed0a2
Author: Marcin Slusarz <[EMAIL PROTECTED]>
AuthorDate: Fri Feb 8 04:20:41 2008 -0800
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Fri Feb 8 09:22:35 2008 -0800
udf: replace loops coded with goto to real loops
Signed-off-by: Marcin Slusarz <[EMAIL PROTECTED]>
Acked-by: Jan Kara <[EMAIL PROTECTED]>
Cc: Christoph Hellwig <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
fs/udf/balloc.c | 122 +++++++++++++++++++++++++++---------------------------
1 files changed, 61 insertions(+), 61 deletions(-)
diff --git a/fs/udf/balloc.c b/fs/udf/balloc.c
index c3db91b..9892596 100644
--- a/fs/udf/balloc.c
+++ b/fs/udf/balloc.c
@@ -183,46 +183,46 @@ static void udf_bitmap_free_blocks(struct super_block *sb,
block = bloc.logicalBlockNum + offset +
(sizeof(struct spaceBitmapDesc) << 3);
-do_more:
- overflow = 0;
- block_group = block >> (sb->s_blocksize_bits + 3);
- bit = block % (sb->s_blocksize << 3);
+ do {
+ overflow = 0;
+ block_group = block >> (sb->s_blocksize_bits + 3);
+ bit = block % (sb->s_blocksize << 3);
- /*
- * Check to see if we are freeing blocks across a group boundary.
- */
- if (bit + count > (sb->s_blocksize << 3)) {
- overflow = bit + count - (sb->s_blocksize << 3);
- count -= overflow;
- }
- bitmap_nr = load_block_bitmap(sb, bitmap, block_group);
- if (bitmap_nr < 0)
- goto error_return;
+ /*
+ * Check to see if we are freeing blocks across a group boundary.
+ */
+ if (bit + count > (sb->s_blocksize << 3)) {
+ overflow = bit + count - (sb->s_blocksize << 3);
+ count -= overflow;
+ }
+ bitmap_nr = load_block_bitmap(sb, bitmap, block_group);
+ if (bitmap_nr < 0)
+ goto error_return;
- bh = bitmap->s_block_bitmap[bitmap_nr];
- for (i = 0; i < count; i++) {
- if (udf_set_bit(bit + i, bh->b_data)) {
- udf_debug("bit %ld already set\n", bit + i);
- udf_debug("byte=%2x\n",
- ((char *)bh->b_data)[(bit + i) >> 3]);
- } else {
- if (inode)
- DQUOT_FREE_BLOCK(inode, 1);
- udf_add_free_space(sbi, sbi->s_partition, 1);
+ bh = bitmap->s_block_bitmap[bitmap_nr];
+ for (i = 0; i < count; i++) {
+ if (udf_set_bit(bit + i, bh->b_data)) {
+ udf_debug("bit %ld already set\n", bit + i);
+ udf_debug("byte=%2x\n",
+ ((char *)bh->b_data)[(bit + i) >> 3]);
+ } else {
+ if (inode)
+ DQUOT_FREE_BLOCK(inode, 1);
+ udf_add_free_space(sbi, sbi->s_partition, 1);
+ }
}
- }
- mark_buffer_dirty(bh);
- if (overflow) {
- block += count;
- count = overflow;
- goto do_more;
- }
+ mark_buffer_dirty(bh);
+ if (overflow) {
+ block += count;
+ count = overflow;
+ }
+ } while (overflow);
+
error_return:
sb->s_dirt = 1;
if (sbi->s_lvid_bh)
mark_buffer_dirty(sbi->s_lvid_bh);
mutex_unlock(&sbi->s_alloc_mutex);
- return;
}
static int udf_bitmap_prealloc_blocks(struct super_block *sb,
@@ -246,37 +246,37 @@ static int udf_bitmap_prealloc_blocks(struct super_block
*sb,
if (first_block + block_count > part_len)
block_count = part_len - first_block;
-repeat:
- nr_groups = udf_compute_nr_groups(sb, partition);
- block = first_block + (sizeof(struct spaceBitmapDesc) << 3);
- block_group = block >> (sb->s_blocksize_bits + 3);
- group_start = block_group ? 0 : sizeof(struct spaceBitmapDesc);
+ do {
+ nr_groups = udf_compute_nr_groups(sb, partition);
+ block = first_block + (sizeof(struct spaceBitmapDesc) << 3);
+ block_group = block >> (sb->s_blocksize_bits + 3);
+ group_start = block_group ? 0 : sizeof(struct spaceBitmapDesc);
- bitmap_nr = load_block_bitmap(sb, bitmap, block_group);
- if (bitmap_nr < 0)
- goto out;
- bh = bitmap->s_block_bitmap[bitmap_nr];
+ bitmap_nr = load_block_bitmap(sb, bitmap, block_group);
+ if (bitmap_nr < 0)
+ goto out;
+ bh = bitmap->s_block_bitmap[bitmap_nr];
- bit = block % (sb->s_blocksize << 3);
+ bit = block % (sb->s_blocksize << 3);
- while (bit < (sb->s_blocksize << 3) && block_count > 0) {
- if (!udf_test_bit(bit, bh->b_data)) {
- goto out;
- } else if (DQUOT_PREALLOC_BLOCK(inode, 1)) {
- goto out;
- } else if (!udf_clear_bit(bit, bh->b_data)) {
- udf_debug("bit already cleared for block %d\n", bit);
- DQUOT_FREE_BLOCK(inode, 1);
- goto out;
+ while (bit < (sb->s_blocksize << 3) && block_count > 0) {
+ if (!udf_test_bit(bit, bh->b_data))
+ goto out;
+ else if (DQUOT_PREALLOC_BLOCK(inode, 1))
+ goto out;
+ else if (!udf_clear_bit(bit, bh->b_data)) {
+ udf_debug("bit already cleared for block %d\n",
bit);
+ DQUOT_FREE_BLOCK(inode, 1);
+ goto out;
+ }
+ block_count--;
+ alloc_count++;
+ bit++;
+ block++;
}
- block_count--;
- alloc_count++;
- bit++;
- block++;
- }
- mark_buffer_dirty(bh);
- if (block_count > 0)
- goto repeat;
+ mark_buffer_dirty(bh);
+ } while (block_count > 0);
+
out:
if (udf_add_free_space(sbi, partition, -alloc_count))
mark_buffer_dirty(sbi->s_lvid_bh);
-
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